qmk_firmware/keyboards/fc660c/fc660c.c
Ryan f9ed1e3ebc
fc660c/fc980c: clean up actuation point adjustment code (#21964)
Co-authored-by: Joel Challis <git@zvecr.com>
2023-09-14 13:57:10 +10:00

61 lines
1.6 KiB
C

/*
Copyright 2017 Balz Guenat
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "fc660c.h"
#ifdef ACTUATION_DEPTH_ADJUSTMENT
void matrix_init_kb(void) {
adjust_actuation_point(ACTUATION_DEPTH_ADJUSTMENT);
matrix_init_user();
}
void actuation_point_up(void) {
// write RDAC register: lower value makes actuation point shallow
uint8_t rdac = ad5258_read_rdac();
if (rdac == 0) {
ad5258_write_rdac(0);
} else {
ad5258_write_rdac(rdac - 1);
}
}
void actuation_point_down(void) {
// write RDAC register: higher value makes actuation point deep
uint8_t rdac = ad5258_read_rdac();
if (rdac == 63) {
ad5258_write_rdac(63);
} else {
ad5258_write_rdac(rdac + 1);
}
}
void adjust_actuation_point(int offset) {
ad5258_init();
uint8_t rdac = ad5258_read_eeprom() + offset;
if (rdac > 63) { // protects from under and overflows
if (offset > 0) {
ad5258_write_rdac(63);
} else {
ad5258_write_rdac(0);
}
} else {
ad5258_write_rdac(rdac);
}
}
#endif